Suppose you are driving to visit a friend who lives far away. you are driving at an average rate of 55 miles per hour. you must drive a total of 295 miles. if you have already driven 20 miles, how long will it take you to reach your destination?

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?